package com.ruoyi.framework.web.service;

import com.ruoyi.common.constant.CacheConstants;
import com.ruoyi.common.constant.Constants;
import com.ruoyi.common.constant.UserConstants;
import com.ruoyi.common.core.domain.entity.SysUser;
import com.ruoyi.common.core.domain.model.LoginUser;
import com.ruoyi.common.core.redis.RedisCache;
import com.ruoyi.common.exception.ServiceException;
import com.ruoyi.common.exception.user.*;
import com.ruoyi.common.utils.DateUtils;
import com.ruoyi.common.utils.MessageUtils;
import com.ruoyi.common.utils.StringUtils;
import com.ruoyi.common.utils.ip.IpUtils;
import com.ruoyi.framework.manager.AsyncManager;
import com.ruoyi.framework.manager.factory.AsyncFactory;
import com.ruoyi.framework.security.context.AuthenticationContextHolder;
import com.ruoyi.framework.web.provider.SmsCodeAuthenticationToken;
import com.ruoyi.system.domain.SysMember;
import com.ruoyi.system.domain.dto.SmsRegisterDto;
import com.ruoyi.system.mapper.*;
import com.ruoyi.system.service.ISysConfigService;
import com.ruoyi.system.service.ISysUserService;
import com.ruoyi.system.util.SmsCodeUtil;
import org.apache.commons.lang3.ObjectUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.authentication.BadCredentialsException;
import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
import org.springframework.security.core.Authentication;
import org.springframework.stereotype.Component;

import javax.annotation.Resource;
import java.util.List;

/**
 * 登录校验方法
 *
 * @author ruoyi
 */
@Component
public class SysLoginService {
    @Autowired
    private TokenService tokenService;

    @Resource
    private AuthenticationManager authenticationManager;

    @Autowired
    private RedisCache redisCache;

    @Autowired
    private ISysUserService userService;

    @Autowired
    private ISysConfigService configService;
    @Autowired
    private SmsCodeUtil smsCodeUtil;
    @Autowired
    private SysMemberMapper sysMemberMapper;
    @Autowired
    private SysStockDetailsMapper sysStockDetailsMapper;
    @Autowired
    private SysBillDetailsMapper sysBillDetailsMapper;
    @Autowired
    private SysMemberRaiMapper sysMemberRaiMapper;
    @Autowired
    private SysComboMealMapper sysComboMealMapper;
    @Autowired
    private SysUserMapper sysUserMapper;

    /**
     * 登录验证
     *
     * @param username 用户名
     * @param password 密码
     * @param code     验证码
     * @param uuid     唯一标识
     * @return 结果
     */
    public String login(String username, String password, String code, String uuid) {
        // 验证码校验
        validateCaptcha(username, code, uuid);
        // 登录前置校验
        loginPreCheck(username, password);
        // 用户验证
        Authentication authentication = null;
        try {
            UsernamePasswordAuthenticationToken authenticationToken = new UsernamePasswordAuthenticationToken(username, password);
            AuthenticationContextHolder.setContext(authenticationToken);
            // 该方法会去调用UserDetailsServiceImpl.loadUserByUsername
            authentication = authenticationManager.authenticate(authenticationToken);
        } catch (Exception e) {
            if (e instanceof BadCredentialsException) {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
                throw new UserPasswordNotMatchException();
            } else {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, e.getMessage()));
                throw new ServiceException(e.getMessage());
            }
        } finally {
            AuthenticationContextHolder.clearContext();
        }
        AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success")));
        LoginUser loginUser = (LoginUser) authentication.getPrincipal();
        recordLoginInfo(loginUser.getUserId());
        // 生成token
        return tokenService.createToken(loginUser);
    }


    public String smsLogin(SmsRegisterDto dto) {
        // 手机号码
        String phoneNumber = dto.getPhoneNumber();
        // 缓存密码到缓存中，用于校验密码是否正确
        smsCodeUtil.savePwd(dto.getPhoneNumber(), dto.getPassword());
        // 校验验证码
        if (!smsCodeUtil.verifyCode(dto.getPhoneNumber(), dto.getCode())) {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(phoneNumber, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.error")));
            // 抛出一个验证码错误的异常
            throw new CaptchaException();
        }

        // 用户验证
        Authentication authentication = null;
        try {
            // 该方法会去调用UserDetailsByPhonenumberServiceImpl.loadUserByUsername
            authentication = authenticationManager.authenticate(new SmsCodeAuthenticationToken(phoneNumber));
        } catch (Exception e) {
            if (e instanceof BadCredentialsException) {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(phoneNumber, Constants.LOGIN_FAIL, MessageUtils.message("account.not.incorrect")));
                throw new UserPasswordNotMatchException();
            } else {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(phoneNumber, Constants.LOGIN_FAIL, e.getMessage()));
                throw new ServiceException(e.getMessage());
            }
        }
        // 执行异步任务，记录登录信息
        AsyncManager.me().execute(AsyncFactory.recordLogininfor(phoneNumber, Constants.LOGIN_SUCCESS, MessageUtils.message("user.login.success")));
        // 获取登录人信息
        LoginUser loginUser = (LoginUser) authentication.getPrincipal();
        // 修改最近登录IP和登录时间
        recordLoginInfo(loginUser.getUserId());


            // 删除验证码先不删除，后续再做处理
//        smsCodeUtil.delCode(dto.getPhoneNumber());
        SysUser sysUser = sysUserMapper.selectUserByPhone(phoneNumber);
        if (ObjectUtils.isNotEmpty(sysUser)) {
            sysUser.setOpenId(dto.getOpenId());
            userService.updateUser(sysUser);
        }
        SysMember param = new SysMember();
        param.setOpenId(dto.getOpenId());
        List<SysMember> sysMembers = sysMemberMapper.selectSysMemberList(param);
        if (ObjectUtils.isEmpty(sysMembers)) {
            SysMember sysMember1 = sysMemberMapper.selectSysMemberByPhone(phoneNumber);
            if (ObjectUtils.isNotEmpty(sysMember1)) {
                // 如果有会员信息，则更新openId
                sysMember1.setOpenId(dto.getOpenId());
                sysMemberMapper.updateSysMember(sysMember1);
            }else{
                SysMember member = new SysMember();
                member.setPhonenumber(phoneNumber);
//            member.setMemberName(phoneNumber);
                member.setStatus("0");
                // TODO 默认金额，支付后修改
//            List<SysComboMeal> sysComboMeals = sysComboMealMapper.selectSysComboMealList(new SysComboMeal());
//            String balance = sysComboMeals.get(0).getComboMealAmount();
//            member.setAccountBalance(balance);
                sysMemberMapper.insertSysMember(member);
//            SysMember param = sysMemberMapper.selectSysMemberByPhone(phoneNumber);
//            String id = param.getId();
//            // 添加账单明细
//            SysBillDetails sysBillDetails = new SysBillDetails();
//            sysBillDetails.setMatterType("开通会员");
//            sysBillDetails.setAccountBalance("+" + balance);
//            sysBillDetails.setBalanceChanges(balance);
//            sysBillDetails.setMemberId(id);
//            sysBillDetails.setCreateTime(new Date());
//            sysBillDetails.setUpdateTime(new Date());
//            sysBillDetailsMapper.insertSysBillDetails(sysBillDetails);
            }
        }else{
            SysMember sysMember = sysMembers.get(0);
            SysMember sysMember1 = sysMemberMapper.selectSysMemberByPhone(phoneNumber);
            if (ObjectUtils.isNotEmpty(sysMember1)) {
                return null;
            }
            sysMember.setPhonenumber(phoneNumber);
//            sysMember.setMemberName(phoneNumber);
            sysMemberMapper.updateSysMember(sysMember);
        }

        // 生成token
        return tokenService.createToken(loginUser);
    }

    /**
     * 校验验证码
     *
     * @param username 用户名
     * @param code     验证码
     * @param uuid     唯一标识
     * @return 结果
     */
    public void validateCaptcha(String username, String code, String uuid) {
        boolean captchaEnabled = configService.selectCaptchaEnabled();
        if (captchaEnabled) {
            String verifyKey = CacheConstants.CAPTCHA_CODE_KEY + StringUtils.nvl(uuid, "");
            String captcha = redisCache.getCacheObject(verifyKey);
            if (captcha == null) {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.expire")));
                throw new CaptchaExpireException();
            }
            redisCache.deleteObject(verifyKey);
            if (!code.equalsIgnoreCase(captcha)) {
                AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.jcaptcha.error")));
                throw new CaptchaException();
            }
        }
    }

    /**
     * 登录前置校验
     *
     * @param username 用户名
     * @param password 用户密码
     */
    public void loginPreCheck(String username, String password) {
        // 用户名或密码为空 错误
        if (StringUtils.isEmpty(username) || StringUtils.isEmpty(password)) {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("not.null")));
            throw new UserNotExistsException();
        }
        // 密码如果不在指定范围内 错误
        if (password.length() < UserConstants.PASSWORD_MIN_LENGTH
                || password.length() > UserConstants.PASSWORD_MAX_LENGTH) {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
            throw new UserPasswordNotMatchException();
        }
        // 用户名不在指定范围内 错误
        if (username.length() < UserConstants.USERNAME_MIN_LENGTH
                || username.length() > UserConstants.USERNAME_MAX_LENGTH) {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("user.password.not.match")));
            throw new UserPasswordNotMatchException();
        }
        // IP黑名单校验
        String blackStr = configService.selectConfigByKey("sys.login.blackIPList");
        if (IpUtils.isMatchedIp(blackStr, IpUtils.getIpAddr())) {
            AsyncManager.me().execute(AsyncFactory.recordLogininfor(username, Constants.LOGIN_FAIL, MessageUtils.message("login.blocked")));
            throw new BlackListException();
        }
    }

    /**
     * 记录登录信息
     *
     * @param userId 用户ID
     */
    public void recordLoginInfo(Long userId) {
        SysUser sysUser = new SysUser();
        sysUser.setUserId(userId);
        sysUser.setLoginIp(IpUtils.getIpAddr());
        sysUser.setLoginDate(DateUtils.getNowDate());
        userService.updateUserProfile(sysUser);
    }
}
